[WIP] nop and histogram

[ronensc]

No description provided.

[codecov-commenter]

Codecov Report

Merging #138 (51d185e) into main (e90ba0a) will increase coverage by 2.97%.
The diff coverage is 80.64%.

@@            Coverage Diff             @@
##             main     #138      +/-   ##
==========================================
+ Coverage   54.62%   57.60%   +2.97%     
==========================================
  Files          47       51       +4     
  Lines        2711     2934     +223     
==========================================
+ Hits         1481     1690     +209     
+ Misses       1130     1128       -2     
- Partials      100      116      +16     

Flag	Coverage Δ
unittests	57.60% <80.64%> (+2.97%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/pipeline/encode/encode_prom.go	78.44% <66.66%> (-0.63%)	⬇️
pkg/pipeline/extract/aggregate/aggregate.go	91.37% <82.92%> (-5.63%)	⬇️
pkg/test/utils.go	78.66% <100.00%> (-0.29%)	⬇️
pkg/pipeline/utils/exit.go	82.60% <0.00%> (-17.40%)	⬇️
pkg/pipeline/pipeline.go	91.89% <0.00%> (-8.11%)	⬇️
pkg/pipeline/write/write_loki.go	67.04% <0.00%> (-0.19%)	⬇️
pkg/pipeline/transform/kubernetes/kubernetes.go	14.37% <0.00%> (-0.18%)	⬇️
pkg/api/enum.go	68.00% <0.00%> (ø)
pkg/config/config.go	50.00% <0.00%> (ø)
... and 12 more

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[ronensc]

Closing in favor of #152